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| author | David Howells <dhowells@redhat.com> | 2013-05-10 19:50:25 +0100 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2013-06-19 14:16:47 +0100 |
| commit | 610be24ee434aa89197f06f30fef02be83c006a5 (patch) | |
| tree | d9bf801f4e81c4cee1dc20fa444e0a3d17c6372a /fs/fscache | |
| parent | 0c59a95d90081e5d840649d4f872027123e3420c (diff) | |
| download | linux-610be24ee434aa89197f06f30fef02be83c006a5.tar.gz linux-610be24ee434aa89197f06f30fef02be83c006a5.tar.bz2 linux-610be24ee434aa89197f06f30fef02be83c006a5.zip | |
FS-Cache: Uninline fscache_object_init()
Uninline fscache_object_init() so as not to expose some of the FS-Cache
internals to the cache backend.
Signed-off-by: David Howells <dhowells@redhat.com>
Tested-By: Milosz Tanski <milosz@adfin.com>
Acked-by: Jeff Layton <jlayton@redhat.com>
Diffstat (limited to 'fs/fscache')
| -rw-r--r-- | fs/fscache/object.c | 40 |
1 files changed, 38 insertions, 2 deletions
diff --git a/fs/fscache/object.c b/fs/fscache/object.c index 50d41c180211..0133699f74ee 100644 --- a/fs/fscache/object.c +++ b/fs/fscache/object.c @@ -363,7 +363,7 @@ unsupported_event: /* * execute an object */ -void fscache_object_work_func(struct work_struct *work) +static void fscache_object_work_func(struct work_struct *work) { struct fscache_object *object = container_of(work, struct fscache_object, work); @@ -379,7 +379,43 @@ void fscache_object_work_func(struct work_struct *work) clear_bit(FSCACHE_OBJECT_EV_REQUEUE, &object->events); fscache_put_object(object); } -EXPORT_SYMBOL(fscache_object_work_func); + +/** + * fscache_object_init - Initialise a cache object description + * @object: Object description + * @cookie: Cookie object will be attached to + * @cache: Cache in which backing object will be found + * + * Initialise a cache object description to its basic values. + * + * See Documentation/filesystems/caching/backend-api.txt for a complete + * description. + */ +void fscache_object_init(struct fscache_object *object, + struct fscache_cookie *cookie, + struct fscache_cache *cache) +{ + atomic_inc(&cache->object_count); + + object->state = FSCACHE_OBJECT_INIT; + spin_lock_init(&object->lock); + INIT_LIST_HEAD(&object->cache_link); + INIT_HLIST_NODE(&object->cookie_link); + INIT_WORK(&object->work, fscache_object_work_func); + INIT_LIST_HEAD(&object->dependents); + INIT_LIST_HEAD(&object->dep_link); + INIT_LIST_HEAD(&object->pending_ops); + object->n_children = 0; + object->n_ops = object->n_in_progress = object->n_exclusive = 0; + object->events = object->event_mask = 0; + object->flags = 0; + object->store_limit = 0; + object->store_limit_l = 0; + object->cache = cache; + object->cookie = cookie; + object->parent = NULL; +} +EXPORT_SYMBOL(fscache_object_init); /* * initialise an object |